Base | Representation |
---|---|
bin | 101111100110011001… |
… | …0010111001101001010 |
3 | 100202211212222010122112 |
4 | 1133030302113031022 |
5 | 3133321310031442 |
6 | 114543105222322 |
7 | 10246051452620 |
oct | 1371462271512 |
9 | 322755863575 |
10 | 102220002122 |
11 | 3a3955875a7 |
12 | 179893319a2 |
13 | 9840725474 |
14 | 4d39c27510 |
15 | 29d40a8082 |
hex | 17ccc9734a |
102220002122 has 16 divisors (see below), whose sum is σ = 175240990080. Its totient is φ = 43806897168.
The previous prime is 102220002121. The next prime is 102220002127. The reversal of 102220002122 is 221200022201.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 102220002097 and 102220002106.
It is not an unprimeable number, because it can be changed into a prime (102220002121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283904 + ... + 533892.
It is an arithmetic number, because the mean of its divisors is an integer number (10952561880).
Almost surely, 2102220002122 is an apocalyptic number.
102220002122 is a deficient number, since it is larger than the sum of its proper divisors (73020987958).
102220002122 is a wasteful number, since it uses less digits than its factorization.
102220002122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279205.
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 102220002122 its reverse (221200022201), we get a palindrome (323420024323).
The spelling of 102220002122 in words is "one hundred two billion, two hundred twenty million, two thousand, one hundred twenty-two".
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